Dalzell, J. Ralph (James Ralph), 1900-1970. Simplified concrete masonry planning and building J. Ralph Dalzell ; Rev. by Frederick S. Merritt. - 2d ed. - New York, McGraw-Hill 1972 - xix, 361 p. illus. 24 cm. ISBN: 0070152233 Subjects--Topical Terms: Concrete masonry